[{"id":475389001976,"handle":"plumbing-fittings","updated_at":"2026-05-27T16:17:35-04:00","published_at":"2026-03-12T15:51:33-04:00","sort_order":"best-selling","template_suffix":"","published_scope":"global","title":"Fittings \u0026 Connections","body_html":"\u003cp data-start=\"354\" data-end=\"380\"\u003e\u003cstrong data-start=\"354\" data-end=\"380\"\u003eFittings \u0026amp; Connections\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"382\" data-end=\"708\"\u003eBrowse our full selection of high-quality fittings and connection components designed for fast, secure, and reliable installations. This collection includes push-to-connect fittings, threaded adapters, valves, and transition fittings compatible with common tubing and piping sizes used in water treatment and plumbing systems.\u003c\/p\u003e\n\u003cp data-start=\"710\" data-end=\"898\"\u003eBuilt for performance and ease of use, these products help streamline installs, reduce leak points, and ensure long-term durability in residential, commercial, and industrial applications.\u003c\/p\u003e","image":{"created_at":"2026-03-12T15:51:32-04:00","alt":null,"width":1536,"height":1024,"src":"\/\/322water.com\/cdn\/shop\/collections\/Plumbing_Fittings.png?v=1773345093"}},{"id":475879342328,"handle":"push-to-connect-fittings","updated_at":"2026-05-27T16:17:35-04:00","published_at":"2026-03-20T14:03:30-04:00","sort_order":"best-selling","template_suffix":"","published_scope":"global","title":"Push To Connect Fittings","body_html":"\u003cp data-start=\"241\" data-end=\"269\"\u003e\u003cstrong data-start=\"241\" data-end=\"269\"\u003ePush-to-Connect Fittings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"271\" data-end=\"520\"\u003eBrowse our selection of push-to-connect fittings designed for fast, secure, and tool-free connections in water treatment and plumbing systems. These fittings allow for quick installation and removal while maintaining a reliable, leak-resistant seal.\u003c\/p\u003e\n\u003cp data-start=\"522\" data-end=\"714\"\u003eCompatible with a wide range of tubing materials and sizes, push-to-connect fittings are ideal for residential, commercial, and industrial applications where efficiency and performance matter.\u003c\/p\u003e","image":{"created_at":"2026-03-20T14:03:28-04:00","alt":null,"width":1536,"height":1024,"src":"\/\/322water.com\/cdn\/shop\/collections\/9ed074b3-6a56-49c0-a55f-c7c74c8fa05a.png?v=1774029810"}}]
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The 322 Water Quick Connect Check Valve is a push-to-connect inline valve designed to allow fluid flow in one direction while preventing reverse flow in water, beverage, food, and air systems. Its one-touch connection design allows tubing to be quickly inserted and securely sealed without tools, making installation fast and reliable in residential, commercial, and industrial applications such as water treatment, filtration systems, and beverage dispensing equipment.
Construction & Materials
Manufactured from durable white acetal copolymer, the valve features a food-grade EPDM O-ring and internal sealing components designed to provide excellent sealing performance and long-term durability against leakage. All 322 Water fittings and valves are made from FDA-approved materials suitable for potable water and food contact applications.
Certifications
322 Water products are produced under ISO9001 quality management and ISO14001 environmental management systems. Materials and components meet or are certified to the following standards:
NSF/ANSI 51
NSF/ANSI 61
WRAS
ICIM
KTW
Performance Specifications
322 Water push-connect valves are designed for reliable operation across a wide range of applications.
Fluid Type: Water, beverages, food liquids, air, and gas
Working Pressure: 0 – 230 PSI (0 – 16 kgf/cm²)
Working Temperature: 34 – 140°F (0 – 60°C)
Compatible Tubing
Designed for use with the following tubing materials:
